PSYCH 1000 Lecture Notes - Lecture 6: Hemispherectomy, Phenotype, Twin
Document Summary
Studies show a greater similarity in behavior of mz twins-- probably due to same genetics: mz more alike than dz twins in all traits, similarities are influenced more by genes than family upbringing. Ex: mz twins switched @ birth, upbringing in diff environments. found that even if raised in diff areas, had the same behaviors, interests, traits, etc i. dz twins raised apart actually have more diffs than similarities. Adoption studies--examine traits of children put up for adoption (does child act like biological or adopted parents?) . found children act more like biological parents: differences are due to non-genetic (environmental) factors.
